On Bossun's 15th birthday, he finds out the truth about his parents. Unable to cope with the tragedy, he lashes out, only to meet the child his father once saved when he was a kid, all grown up, who gives him a letter...
He bought her a present in secret... 
He wasn't actually at pachinko...
Estaba comprando un regalo 
de cumpleaños sorpresa.
Le compró un regalo por sorpresa...
No estaba en la sala de pachinko en realidad.
Então ele comprou um presente sem ela
 saber... Ele não estava no pachinko...